SE8901984D0 - Saett foer framstaellning av ett kompoundroer - Google Patents
Saett foer framstaellning av ett kompoundroerInfo
- Publication number
- SE8901984D0 SE8901984D0 SE8901984A SE8901984A SE8901984D0 SE 8901984 D0 SE8901984 D0 SE 8901984D0 SE 8901984 A SE8901984 A SE 8901984A SE 8901984 A SE8901984 A SE 8901984A SE 8901984 D0 SE8901984 D0 SE 8901984D0
- Authority
- SE
- Sweden
- Prior art keywords
- preparation
- compound row
- forms
- outer layer
- inner layer
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/10—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of articles with cavities or holes, not otherwise provided for in the preceding subgroups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/20—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by extruding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/02—Compacting only
- B22F2003/026—Mold wall lubrication or article surface lubrication
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Powder Metallurgy (AREA)
- Extrusion Of Metal (AREA)
- Metal Extraction Processes (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Laminated Bodies (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8901984A SE501390C2 (sv) | 1989-06-01 | 1989-06-01 | Sätt för framställning av ett kompoundrör med ett slitstarkt yttre skikt |
EP90850212A EP0401185B1 (en) | 1989-06-01 | 1990-05-25 | Method for manufacturing a compound pipe |
DE69013225T DE69013225T2 (de) | 1989-06-01 | 1990-05-25 | Verfahren zur Herstellung von Verbundrohren. |
AT90850212T ATE112704T1 (de) | 1989-06-01 | 1990-05-25 | Verfahren zur herstellung von verbundrohren. |
US07/531,259 US5069866A (en) | 1989-06-01 | 1990-05-31 | Method for manufacturing a compound pipe |
JP2141761A JPH03104805A (ja) | 1989-06-01 | 1990-06-01 | 複合管の製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8901984A SE501390C2 (sv) | 1989-06-01 | 1989-06-01 | Sätt för framställning av ett kompoundrör med ett slitstarkt yttre skikt |
Publications (3)
Publication Number | Publication Date |
---|---|
SE8901984D0 true SE8901984D0 (sv) | 1989-06-01 |
SE8901984L SE8901984L (sv) | 1990-12-02 |
SE501390C2 SE501390C2 (sv) | 1995-01-30 |
Family
ID=20376146
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8901984A SE501390C2 (sv) | 1989-06-01 | 1989-06-01 | Sätt för framställning av ett kompoundrör med ett slitstarkt yttre skikt |
Country Status (6)
Country | Link |
---|---|
US (1) | US5069866A (sv) |
EP (1) | EP0401185B1 (sv) |
JP (1) | JPH03104805A (sv) |
AT (1) | ATE112704T1 (sv) |
DE (1) | DE69013225T2 (sv) |
SE (1) | SE501390C2 (sv) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5223345A (en) * | 1989-11-02 | 1993-06-29 | Reifenhauser Gmbh & Co. Maschinenfabrik | Extruder housing for a double-worm extruder and method of making same |
US5903815A (en) * | 1992-02-12 | 1999-05-11 | Icm/Krebsoge | Composite powdered metal component |
US6454993B1 (en) | 2000-01-11 | 2002-09-24 | Delphi Technologies, Inc. | Manufacturing technique for multi-layered structure with magnet using an extrusion process |
JP3774625B2 (ja) * | 2000-10-30 | 2006-05-17 | 株式会社日立製作所 | 焼結部材の鍛造方法 |
US6623690B1 (en) * | 2001-07-19 | 2003-09-23 | Crucible Materials Corporation | Clad power metallurgy article and method for producing the same |
US6655004B2 (en) | 2001-10-03 | 2003-12-02 | Delphi Technologies, Inc. | Method of making a powder metal rotor for a surface |
US6675460B2 (en) | 2001-10-03 | 2004-01-13 | Delphi Technologies, Inc. | Method of making a powder metal rotor for a synchronous reluctance machine |
US20040166012A1 (en) * | 2003-02-21 | 2004-08-26 | Gay David Earl | Component having various magnetic characteristics and qualities and method of making |
DE102004039356B4 (de) * | 2004-08-12 | 2007-03-08 | Schmidt + Clemens Gmbh + Co. Kg | Verwendung eines Verbundrohres zum thermischen Spalten von Kohlenwasserstoffen in Anwesenheit von Dampf |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE419298B (sv) * | 1971-08-02 | 1981-07-27 | Asea Ab | Forfarande vid isostatisk varmpressning av emnen av pulver |
US3728111A (en) * | 1971-09-21 | 1973-04-17 | Asea Ab | Method of manufacturing billets from powder |
US3780418A (en) * | 1972-10-10 | 1973-12-25 | Aluminum Co Of America | Method of fabricating composite multi-metallic billets useful for metal working operations |
US4143208A (en) * | 1974-04-19 | 1979-03-06 | Granges Nyby Ab | Method of producing tubes or the like and capsule for carrying out the method as well as blanks and tubes according to the method |
DE2419014C3 (de) * | 1974-04-19 | 1985-08-01 | Nyby Bruks AB, Nybybruk | Verfahren zum Herstellen von Rohren aus rostfreiem Stahl und Anwendung des Verfahrens auf das Herstellen von Verbundrohren |
DE2462747C2 (de) * | 1974-04-19 | 1984-02-23 | Nyby Bruk AB, Nybybruk | Strangpreßbolzen zur pulvermetallurgischen Herstellung von Rohren aus rostfreieem Stahl |
CA1145523A (en) * | 1978-09-06 | 1983-05-03 | Peter Nilsson | Process for the after-treatment of powder-metallurgically produced extruded tubes |
US4373012A (en) * | 1978-10-26 | 1983-02-08 | Granges Nyby Ab | Casings and pressed parts utilized for the extrusion of articles, particularly pipes, and manufacturing process of such casings and pressed parts |
DE2846660C2 (de) * | 1978-10-26 | 1984-03-08 | Gränges Nyby AB, Nybybruk | Ringkörperförmige Hülle für Strangpreßbolzen zur pulvermetallurgischen Herstellung von Rohren |
DE3009916C2 (de) * | 1980-03-14 | 1985-10-10 | Nyby Uddeholm AB, Torshälla | Strangpreßbolzen für die pulvermetallurgische Herstellung von Rohren sowie Verfahren zu seiner Herstellung |
DE3009882C2 (de) * | 1980-03-14 | 1985-10-03 | Nyby Uddeholm AB, Torshälla | Strangpreßbolzen für die pulvermetallurgische Herstellung von Verbundrohren |
SE441337B (sv) * | 1981-06-04 | 1985-09-30 | Nyby Uddeholm Ab | Kapsel for pressemnen for extrudering av foremal, serskilt ror |
US4602952A (en) * | 1985-04-23 | 1986-07-29 | Cameron Iron Works, Inc. | Process for making a composite powder metallurgical billet |
US4640815A (en) * | 1985-10-17 | 1987-02-03 | Crucible Materials Corporation | Method and assembly for producing extrusion-clad tubular product |
US4748059A (en) * | 1985-10-17 | 1988-05-31 | Crucible Materials Corporation | Assembly for producing extrusion-clad tubular product |
SE8603686D0 (sv) * | 1986-09-03 | 1986-09-03 | Avesta Nyby Powder Ab | Halning |
-
1989
- 1989-06-01 SE SE8901984A patent/SE501390C2/sv unknown
-
1990
- 1990-05-25 AT AT90850212T patent/ATE112704T1/de not_active IP Right Cessation
- 1990-05-25 EP EP90850212A patent/EP0401185B1/en not_active Expired - Lifetime
- 1990-05-25 DE DE69013225T patent/DE69013225T2/de not_active Expired - Fee Related
- 1990-05-31 US US07/531,259 patent/US5069866A/en not_active Expired - Fee Related
- 1990-06-01 JP JP2141761A patent/JPH03104805A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
SE8901984L (sv) | 1990-12-02 |
SE501390C2 (sv) | 1995-01-30 |
US5069866A (en) | 1991-12-03 |
ATE112704T1 (de) | 1994-10-15 |
DE69013225T2 (de) | 1995-02-23 |
JPH03104805A (ja) | 1991-05-01 |
DE69013225D1 (de) | 1994-11-17 |
EP0401185B1 (en) | 1994-10-12 |
EP0401185A1 (en) | 1990-12-05 |
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